CN2854825Y - Lithium ion battery coating machine - Google Patents
Lithium ion battery coating machine Download PDFInfo
- Publication number
- CN2854825Y CN2854825Y CNU2005200356690U CN200520035669U CN2854825Y CN 2854825 Y CN2854825 Y CN 2854825Y CN U2005200356690 U CNU2005200356690 U CN U2005200356690U CN 200520035669 U CN200520035669 U CN 200520035669U CN 2854825 Y CN2854825 Y CN 2854825Y
- Authority
- CN
- China
- Prior art keywords
- lithium ion
- ion battery
- coating machine
- arithmetic unit
- battery coating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000000576 coating method Methods 0.000 title claims abstract description 49
- 239000011248 coating agent Substances 0.000 title claims abstract description 41
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 24
- 125000006850 spacer group Chemical group 0.000 claims description 12
- 238000005096 rolling process Methods 0.000 claims description 11
- 238000001035 drying Methods 0.000 claims description 10
- 238000005485 electric heating Methods 0.000 claims description 10
- 239000000835 fiber Substances 0.000 claims description 10
- 230000003287 optical effect Effects 0.000 claims description 10
- 238000012545 processing Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 10
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 101100408455 Arabidopsis thaliana PLC7 gene Proteins 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000001186 cumulative effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007755 gap coating Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Battery Electrode And Active Subsutance (AREA)
Abstract
The utility model discloses a coating machine of lithium ion battery, which includes reel, electric baking channel, support rollers between the reel and the electric baking channel for supporting electrode sheet, and distance measurement device disposed between the reel and the electric baking channel for measuring lengths of coated area and spacing area of coated electrode sheet of lithium ion battery. During coating process of electrode sheet of lithium ion battery, the utility model can effectively measure lengths of coated area and spacing area and coating alignment error of front/back sides of electrode sheet, realize continuous measurement unavailable by manual means, precisely measure at measurement error of less than 0.1 mm, real-time display measured data, improve monitoring during coating process, avoid abnormal coating, and relieve labor intensity.
Description
Technical field
The utility model relates to a kind of coating machine, particularly relates to a kind of coating machine that is used to make electrodes of lithium-ion batteries.
Background technology
Present stage, the coating machine of manufacturing lithium ion battery generally comprises motor, unwinding rack, body, apparatus for coating, electric heating drying tunnel, rolling frame, reaches control system, and wherein apparatus for coating comprises carry-over pinch rolls, coating roll again.During work, collector by carry-over pinch rolls and coating roll will be just/the negative electrode active material slurry applies on its surface, enters the electric heating drying tunnel then slurry is dried, and then by the roller on the rolling frame pole piece coiling is collected.
For simplify battery just/negative pole film-making operation, continuously coating is now substituted by the section gap coating technique substantially.The section gap coating technique can be according to battery pole piece length, headspace, fixed length coating at interval on collector.This technology has improved production efficiency greatly.
But the fixed length coating technique is imperfection also, and its coating/gap length has cumulative errors; Especially, coating process also requires dispensing area alignment up and down, and error is no more than 2mm before and after it.Though some equipment vendors can provide the compartment coating machine of deviation less than 1mm, its machine has cumulative errors equally, and after work a period of time, deviation can increase gradually, and the value of overstepping the extreme limit 2mm.So when utilizing this type of coating machine work, usually need that in coating process pole piece is carried out timing and cut/shut down measurement, make troubles to production, had a strong impact on production efficiency.
Summary of the invention
The purpose of this utility model is exactly in order to overcome the above problems, and provides a kind of and can measure pole piece applying area in the coating process in real time or/and spacer region length and upper and lower surface apply the coating machine of deviation.
For achieving the above object, the utility model has adopted following technical scheme:
The utility model discloses a kind of lithium ion battery coating machine, comprise rolling frame, electric heating drying tunnel and be located at the rolling frame and the electric heating drying tunnel between be used to support the backing roll 2 of pole piece, between rolling frame and electric heating drying tunnel, also be provided with distance-measuring device, be used to measure the length of applied pole piece applying area of lithium ion battery and spacer region.
Described distance-measuring device comprises near be not arranged on the applied pole piece timer, is arranged on the velocity transducer 3 that backing roll one end is used to measure the backing roll velocity of rotation, and arithmetic unit, described timer and velocity transducer 3 link to each other with arithmetic unit respectively, the signal that arithmetic unit time of reception transducer and velocity transducer 3 are transmitted will be exported after the signal processing.
Further, described timer has two at least, and is separately positioned on the tow sides of applied pole piece.
Described arithmetic unit is Programmable Logic Controller PLC10.
Described distance-measuring device also comprises output equipment, and this output equipment links to each other with arithmetic unit, is used to receive and show the signal that arithmetic unit is exported.
Described output equipment comprises display screen 8.
Described output equipment also comprises warning device 9.
In preferred version of the present utility model, described timer is a Fibre Optical Sensor 7.
Further, also be provided with amplifier 11 between described Fibre Optical Sensor 7 and the arithmetic unit, this amplifier 11 is transferred to arithmetic unit after the signal of Fibre Optical Sensor 7 can being amplified.
Because adopted above scheme, the beneficial effect that the utility model is possessed is:
The utility model has increased distance-measuring device in the lithium ion battery coating machine, thereby realized that electrodes of lithium-ion batteries is in coating process, can effectively measure the data of pole piece applying area and spacer region length, solved the difficult problem that manually can't carry out continuous measurement when the coating operation, measurement data is accurate simultaneously, and measure error is less than 0.1mm, measurement data shows in real time, improve the control and monitoring in the coating process, avoided the coating abnormal conditions, reduced labour intensity.
The signal that distance-measuring device arithmetic unit wherein can come the transmission of timer and velocity transducer carry out calculating after the computing length of monitored applying area or spacer region;
At at least two timers of applied pole piece tow sides setting, can measure respectively double-edged applying area of pole piece or spacer region, and after signal passed to arithmetic unit, calculate pole piece applying area or spacer region respectively in double-edged length and double-edged alignment error by arithmetic unit;
Programmable Logic Controller PLC is as arithmetic unit, can in advance parameter be imported, the measured value that goes out when data computation according to timer and velocity transducer greater than, less than or the deviation of pole piece positive and negative when surpassing the preset parameters value, Programmable Logic Controller PLC can pass to warning device with signal, realize warning reminding by warning device, simultaneously, Programmable Logic Controller PLC also can be transferred to the data in real time in the measuring process display screen demonstration;
Timer is selected Fibre Optical Sensor for use, and this Fibre Optical Sensor can accurately determine pole piece applying area or time that spacer region passed through according to the light reflection case on pole piece surface, makes measure error less than 0.1mm.
Description of drawings
Fig. 1 is the schematic diagram (arithmetic unit does not draw among the figure) of the distance-measuring device of a kind of lithium ion battery coating machine of the utility model.
Fig. 2 is the electrical schematic diagram of a kind of lithium ion battery coating machine of the utility model distance-measuring device.
Embodiment
Also in conjunction with the accompanying drawings the utility model is described in further detail below by specific embodiment.
See Fig. 1,2.
A kind of lithium ion battery coating machine, comprise backing roll 2, motor, unwinding rack, body, apparatus for coating, electric heating drying tunnel, rolling frame, reach control system, wherein apparatus for coating comprises carry-over pinch rolls, coating roll again, also is provided with distance-measuring device between rolling frame and electric heating drying tunnel.This device is arranged on the frame 1, comprises being arranged on double-edged two Fibre Optical Sensors 7 of applied pole piece, being arranged on velocity transducer 3, Programmable Logic Controller PLC10 that backing roll 2 one ends are used to measure backing roll 2 velocities of rotation.
Pole piece after coating and the oven dry towards a direction motion, drives backing roll 2 simultaneously and rotates with corresponding speed under the affecting of rolling frame.Described Fibre Optical Sensor 7 can accurately determine pole piece applying area or time that spacer region passed through according to the light reflection case on pole piece surface, and is transferred to Programmable Logic Controller PLC10 after FX-301 type amplifier 11 amplifies signal.Velocity transducer 3 also is transferred to Programmable Logic Controller PLC10 with the rate signal of backing roll 2, through Programmable Logic Controller PLC10 computing, again by display screen 8, warning device 9 outputs.Display screen 8 is the GOT man-machine interface, and warning device 9 is an alarm lamp.Wherein, Programmable Logic Controller PLC10 calculates speed, the length of moving in the unit interval and pole piece 4 applying area 5 length, spacer region 6 length that pole piece 4 moves according to the pulse data signal of FX-301 type amplifier 11 and the diameter of backing roll 2.Programmable Logic Controller PLC10 is connected communication with man-machine interface GOT, the data in real time of measuring is sent on the man-machine interface GOT, and can parameter value be set input Programmable Logic Controller PLC by man-machine interface GOT.When measured value greater than, less than or the warning device 10 flashing lights prompting when surpassing set point of the double-edged deviation of pole piece.
This device can effectively be measured the tow sides applying area 5 of pole piece 4, the length data of spacer region 6 and the length variation of tow sides applying area and spacer region, the difficult problem that manually can't when the coating operation, carry out continuous measurement that solves, measurement data is accurate simultaneously, measure error is less than 0.1mm, measurement data shows in real time, improve the control and monitoring in the coating process, avoided the coating abnormal conditions, reduced labour intensity.
Claims (9)
1, a kind of lithium ion battery coating machine, comprise rolling frame, electric heating drying tunnel and be located at the rolling frame and the electric heating drying tunnel between be used to support the backing roll (2) of pole piece, it is characterized in that: between rolling frame and electric heating drying tunnel, also be provided with distance-measuring device, be used to measure the applied pole piece applying area of lithium ion battery or/and the length of spacer region.
2, a kind of lithium ion battery coating machine according to claim 1, it is characterized in that: described distance-measuring device comprises near be arranged on the applied pole piece timer, is arranged on the velocity transducer (3) that described backing roll (2) one ends are used to measure the backing roll velocity of rotation, and arithmetic unit, described timer and velocity transducer (3) link to each other with arithmetic unit respectively, the signal that arithmetic unit time of reception transducer and velocity transducer (3) are transmitted will be exported after the signal processing.
3, a kind of lithium ion battery coating machine according to claim 2, it is characterized in that: described timer has two at least, and is separately positioned on the tow sides of applied pole piece.
4, a kind of lithium ion battery coating machine according to claim 3 is characterized in that: described arithmetic unit is Programmable Logic Controller PLC (10).
5, according to the arbitrary described a kind of lithium ion battery coating machine of claim 2～4, it is characterized in that: described distance-measuring device also comprises output equipment, and this output equipment links to each other with arithmetic unit, is used to receive and show the signal that arithmetic unit is exported.
6, a kind of lithium ion battery coating machine according to claim 5, it is characterized in that: described output equipment comprises display screen (8).
7, a kind of lithium ion battery coating machine according to claim 5, it is characterized in that: described output equipment comprises warning device (9).
8, according to the arbitrary described a kind of lithium ion battery coating machine of claim 2～4, it is characterized in that: described timer is Fibre Optical Sensor (7).
9, a kind of lithium ion battery coating machine according to claim 8, it is characterized in that: also be provided with amplifier (11) between described Fibre Optical Sensor (7) and the arithmetic unit, this amplifier (11) is transferred to arithmetic unit after the signal of Fibre Optical Sensor (7) can being amplified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200356690U CN2854825Y (en) | 2005-09-30 | 2005-09-30 | Lithium ion battery coating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200356690U CN2854825Y (en) | 2005-09-30 | 2005-09-30 | Lithium ion battery coating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2854825Y true CN2854825Y (en) | 2007-01-03 |
Family
ID=37581461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200356690U Expired - Lifetime CN2854825Y (en) | 2005-09-30 | 2005-09-30 | Lithium ion battery coating machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2854825Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102125907A (en) * | 2011-01-28 | 2011-07-20 | 福建南平南孚电池有限公司 | On-line system and method for controlling coating of electrode plates of lithium battery |
| CN101728516B (en) * | 2009-11-18 | 2011-11-30 | 深圳市嘉拓自动化技术有限公司 | coating length measuring device |
| CN102353331A (en) * | 2011-06-08 | 2012-02-15 | 广东国光电子有限公司 | Measurement and control apparatus and method thereof for segment length |
| CN103995519A (en) * | 2014-06-09 | 2014-08-20 | 天津三星电机有限公司 | Activation state monitoring system of external electrode coating equipment |
| CN105806287A (en) * | 2016-04-12 | 2016-07-27 | 江苏金帆展宇新能源科技有限公司 | Offline coating segment length measuring instrument and application method thereof |
| WO2017031644A1 (en) * | 2015-08-21 | 2017-03-02 | 青海时代新能源科技有限公司 | Film malposition processing method, apparatus, and system |
| CN107796312A (en) * | 2017-10-27 | 2018-03-13 | 中国航发南方工业有限公司 | A kind of measuring method of metal parts size |
| CN107941267A (en) * | 2017-10-18 | 2018-04-20 | 苏州锐竹精密机电有限公司 | One kind is used for brake pipe detection method |
| CN110311090A (en) * | 2019-06-20 | 2019-10-08 | 惠州锂威新能源科技有限公司 | A kind of device and method improving the curling of battery pole piece notch |
-
2005
- 2005-09-30 CN CNU2005200356690U patent/CN2854825Y/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101728516B (en) * | 2009-11-18 | 2011-11-30 | 深圳市嘉拓自动化技术有限公司 | coating length measuring device |
| CN102125907A (en) * | 2011-01-28 | 2011-07-20 | 福建南平南孚电池有限公司 | On-line system and method for controlling coating of electrode plates of lithium battery |
| CN102353331A (en) * | 2011-06-08 | 2012-02-15 | 广东国光电子有限公司 | Measurement and control apparatus and method thereof for segment length |
| CN103995519A (en) * | 2014-06-09 | 2014-08-20 | 天津三星电机有限公司 | Activation state monitoring system of external electrode coating equipment |
| WO2017031644A1 (en) * | 2015-08-21 | 2017-03-02 | 青海时代新能源科技有限公司 | Film malposition processing method, apparatus, and system |
| CN105806287A (en) * | 2016-04-12 | 2016-07-27 | 江苏金帆展宇新能源科技有限公司 | Offline coating segment length measuring instrument and application method thereof |
| CN107941267A (en) * | 2017-10-18 | 2018-04-20 | 苏州锐竹精密机电有限公司 | One kind is used for brake pipe detection method |
| CN107796312A (en) * | 2017-10-27 | 2018-03-13 | 中国航发南方工业有限公司 | A kind of measuring method of metal parts size |
| CN107796312B (en) * | 2017-10-27 | 2019-12-03 | 中国航发南方工业有限公司 | A kind of measurement method of metal parts size |
| CN110311090A (en) * | 2019-06-20 | 2019-10-08 | 惠州锂威新能源科技有限公司 | A kind of device and method improving the curling of battery pole piece notch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070103 |
|
| EXPY | Termination of patent right or utility model |